Any material specifically designed and constructed to resist deterioration from the action of heat, gas, chemicals or liquids and used to create a tight seal. It is supplied in loose form or in coils, spirals, spools or cut lengths, usually having a square or round cross section. For rubber items having a round cross section, see rubber round section. Excludes rope, asbestos; calking cotton; and calking lead. See also packing, preformed; and oakum.
NSN 5895-01-301-6893
NSN 6220-01-655-5097
NSN 4140-00-501-7833
NSN 5950-00-025-6372
NSN 5895-01-312-0112
NSN 6650-01-435-9377
NSN 5855-01-349-2055
NSN 5935-01-492-6033
NSN 5935-00-269-5516
NSN 5835-01-436-6549
NSN 5925-01-333-0876
NSN 6240-01-345-3263